public void WhenCustomerHasAgeLessThan18_ThenValidationFails()
{
var validator = new CustomerValidator();
var customer = new CustomerMock(16);
bool validate = validator.Validate(customer);
validate.Should().BeFalse();
}
public void WhenCustomerHasAgeGreaterThanOrEquealTo18_ThenValidationTrue(
[Values(18, 19)] int expectedAge)
{
var validator = new CustomerValidator();
var customer = new CustomerMock(expectedAge: expectedAge);
bool validate = validator.Validate(customer);
validate.Should().BeTrue();
}